﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            Book book = new Book();

            book.Id = 1;
            book.Title = "愿有人陪你颠沛流离";
            book.Price = 23;

            book.BookInfo();

            book.SetUpBookInfo(2, "你也走了很远的路吧",23.5);
        }
    }
}
